Home / 130,553,290.24-180,164,490.24-71,015,100.32

Finding the Fourth Proportional to 130,553,290.24, 180,164,490.24 and 71,015,100.32

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Solution

The fourth proportional to 130,553,290.24, 180,164,490.24 and 71,015,100.32 is: 98,001,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,553,290.24 : 180,164,490.24 = 71,015,100.32 : x
  2. Step 2: Convert to fraction form
    130,553,290.24/180,164,490.24 = 71,015,100.32/x
  3. Step 3: Cross multiply
    130,553,290.24x = 180,164,490.24 × 71,015,100.32
  4. Step 4: Simplify right side
    130,553,290.24x = 12,794,399,348,495,260
  5. Step 5: Solve for x
    x = 12,794,399,348,495,260/130,553,290.24
  6. Step 6: Final answer
    x = 98,001,355.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.